The answer is either a or d but we know she did all of this for more than 52 minutes.
Answer:
I belive its B,C
sorry if i'm wrong but hope it helps
Step-by-step explanation:
Answer:
under the condition of f(x)=x composite function is an identity one
Answer:
90%
Step-by-step explanation:
50x2=100, 45x2=90, if 45/50=90/100, thats your %
Answer:
The circle's circumference is 6.28 m.
Step-by-step explanation:
We have,
The circle has a radius of 1 meter.
It is required to find the circumference of the circle. The formula of the circumference of circle is given by :

r is radius

So, the circle's circumference is 6.28 m.